package servlet;

import java.io.IOException;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

import bean.Cart;

/**
 * Servlet implementation class BuyBook
 */
public class BuyBook extends HttpServlet {
	private static final long serialVersionUID = 1L;

	/**
	 * @see HttpServlet#HttpServlet()
	 */
	public BuyBook() {
		super();
		// TODO Auto-generated constructor stub
	}

	/**
	 * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse
	 *      response)
	 */
	protected void doPost(HttpServletRequest request,
			HttpServletResponse response) throws ServletException, IOException {
		HttpSession session = request.getSession();
		Cart cart = (Cart) session.getAttribute("cart");
		cart.buyBook(request.getParameter("bookId"), new Integer(request
				.getParameter("num")));
		response.sendRedirect(request.getContextPath()+"/ListBookToBuy");

	}

}
